diff --git a/packages/core/src/service/services/channel.service.ts b/packages/core/src/service/services/channel.service.ts
index 0f76d69c3d..57e49e7ee8 100644
--- a/packages/core/src/service/services/channel.service.ts
+++ b/packages/core/src/service/services/channel.service.ts
@@ -162,7 +162,7 @@ export class ChannelService {
 
         return await this.connection
             .getRepository(ctx, entityType)
-            .createQueryBuilder()
+            .manager.createQueryBuilder()
             .select(`channel.${inverseJunctionColumnName}`, 'channelId')
             .from(junctionTableName, 'channel')
             .where(`channel.${junctionColumnName} = :entityId`, { entityId })